Map location of 621 N Mashta Dr, Key Biscayne, FL 33149
$7,900,000
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621 N Mashta Dr, Key Biscayne, FL 33149

Listing By: Douglas Kinsley - Fortune International Realty Key Biscayne Inc 305-215-5900flramb Realty.com
 Contact
4 Beds
5 Baths
3,202 Sq Ft

Welcome to one of the most coveted Key Biscayne waterfront locations. Serious Boaters paradise ! Mashta island wide water views, glimpse of the city lightsBiscayne bay and tip of Harbor Point.Gated, 1 story elevated residence, Elegant & easy floor plan. All 3 bedrooms en suite, Master suite overlooks Hurricane Harbor. Large reception area w/ high ceilings, double door impact glass opening to large covered terrace overlooking Hurricane Harbor, w/ direct access to pool, garden and dock. Adjacent to living room area:elegant library w/ powder room & formal dining area. Enclosed kitchen w/direct access to dining room.Staff quarters 1/1. 1 car enclosed garage. Broker remarks for 3 D & floor plan, Unbranded virtual tour w/ Matter port .

  • MLS# A11091809
  • Date Listed08/31/2021
  • Bedrooms 4
  • Bathrooms 5 Full baths
  • Lot Size 0.35 acres (15,096 sq. ft)
  • Sewer Public Sewer
  • Subdivision MASHTA ISLAND A REPLAT OF
  • Property Type Single Family
  • County Miami-Dade
  • Year Built 1987
  • Water Public
  • Square Feet 3,202 sq. ft
  • Price Per Sq. Ft $2467.21

Interior Features

  • Appliances Dryer, Dishwasher, Electric Water Heater, Disposal, Refrigerator
  • Flooring Marble
  • Cooling Electric
  • Heating Electric

Exterior / Lot Features

  • Roof Metal
  • Lot Size Acres 0.35
  • Lot Size SQFT 15,096.00
  • Lot Features Waterfront

Financial Considerations

  • Tax Amount $75,751
  • Terms Cash, Conventional, FHA, VA Loan

Nearby Schools

Source: School Digger

Key Biscayne K-8 Center

Public • PK - 8 • Serves this home

0.44 mi

Distance

Coconut Grove Elementary School

Public • PK - 5

6.68 mi

Distance

Coral Way K-8 Center

Public • PK - 8

6.88 mi

Distance

Silver Bluff Elementary School

Public • PK - 5

7.25 mi

Distance

Frances S. Tucker Elementary School

Public • PK - 6

7.34 mi

Distance

Mast Academy

Public • 6 - 12 • Serves this home

4.88 mi

Distance

Amikids Miami-dade South

Public • 6 - 12

5 mi

Distance

Shenandoah Middle School

Public • 6 - 8

7.35 mi

Distance

Immaculata-la Salle High School

Private • 09 - 12

6.15 mi

Distance

Mca Academy

Private • 01 - 12

6.68 mi

Distance

Afsn - Tutors Academy

Private • KG - 12

6.88 mi

Distance

Ransom Everglades School Upper

Private • 09 - 12

6.9 mi

Distance

Carrollton School Of The Sacred

Private • PK - 12

6.9 mi

Distance

Vanguard School Of Coconut Grove Fl

Private • UG - UG

6.9 mi

Distance

Brito Miami Private School

Private • 03 - 12

7.88 mi

Distance

Sales & Tax History

Source: Public Records

Date Event Price
11/29/2021 Sold $8,025,000.00 1.58%
09/27/2021 Pending $7,900,000.00
09/17/2021 Off Market $7,900,000.00
09/16/2021 Pending $7,900,000.00
09/03/2021 Active $7,900,000.00
Street Address Beds Baths Sold Date List Price Valuation Date Valuation Price
1730 SW 13th Ave | Listing 4 4 Nov 07, 2025 $1,100,000 Mar 21, 2024 $1,148,473
361 W Heather Dr | Listing 4 3 Oct 06, 2025 $2,699,000 Mar 21, 2024 $2,080,945
536 SW 3rd St 5 2 Oct 20, 2025 $800,000 Dec 06, 2025 -
16 Palm Ave 6 7 Dec 03, 2025 $24,900,000 Dec 06, 2025 -
264 E Shore Drive 3 3 Oct 07, 2025 $3,075,000 Dec 06, 2025 -
1816 SW 11th Ter 4 3 Nov 26, 2025 $1,145,000 Dec 06, 2025 -
725 Fernwood Rd 3 2 Oct 24, 2025 $2,400,000 Dec 06, 2025 -
1537 SW 10th St 6 3 Oct 11, 2025 $1,475,000 Dec 06, 2025 -
2363 SW 11th Ter 4 2 Oct 22, 2025 $649,000 Dec 06, 2025 -
118 E 3rd Ct 4 4 Oct 15, 2025 $4,195,000 Dec 06, 2025 -

Population & Environment

Source: Sperling's Best Places

Walkability in FL / 33149

Source: Walkscore

46/100

Car-Dependent

Walk Score ®

54/100

Bikable

Bike Score ®

Overview

Most errands require a car. It is possible to get on a bus. Some bike infrastructure.

Walkability averages in the surrounding area

The average walkability score in the surrounding area is Walk Score: 32/100, Transit Score: 4/100, Bike Score: 47/100.

Points of Interest near 621 N Mashta Dr, Key Biscayne, FL 33149

Frequently Asked Questions for 621 N Mashta Dr

Source: Realty.com

621 N Mashta Dr, Key Biscayne, FL 33149 is a Single Family 3,202 sq. ft. home listed for sale. Realty.com has 20 photos available of this 4 bed, 5 bath house, listed at $7,900,000. View sales and tax history, use our mortgage calculator and more on Realty.com

Realty.com has 20 photos of 621 N Mashta Dr.

Our records indicate that 621 N Mashta Dr was built in 1987.

The full address for this home is 621 N Mashta Dr, Key Biscayne, FL 33149.

621 N Mashta Dr has been listed on Realty.com since Tue August 31, 2021

Most errands require a car. It is possible to get on a bus. Some bike infrastructure.

The average walkability score in the surrounding area is Walk Score: 32/100, Transit Score: 4/100, Bike Score: 47/100.

There are 2 schools assigned to this home. Check out the schools near 621 N Mashta Dr. Key Biscayne K-8 Center (Grades: PK - 8), Mast Academy (Grades: 6 - 12)

Listing provided courtesy of: Fortune Christie's International Real Estate (tel: 305-361-3440)
Listing agent: Douglas Kinsley (tel: 305-215-5900) (#0372853)

This content last refreshed on 2025-12-06 01:54:58. Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.

Export listing data of 621 N Mashta Dr, Key Biscayne, FL 33149 : MLS# A11091809

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